Specifications

prepaid energy meter
Reverse usage measuring
prepaying the energy
overload control
LED display,OEM offered

DDSY1531 Three  phase electronic prepaid  static type energy meter

APPLICATION

Each performance index of DTSY1531 and DDSY1531 series three-phase electronic prepaid watt-hour meter conforms to standard gb/T18460.3-2001 Prepaid watt-hour meters,and all technical requirements for three-phase electronic watt-hour metes stipulated in standard GB/T17215-2002 Alternating Current Static Watt-hour Meters for Active Energy(Classes 1 and 2).

MAIN FUNCTIONS

1.Measure active electric enegy,needn't to be corrected after working a long time.

2.Purchase electricity first,then use electricity;

3.Alarm for lack of residual electricaty

4.Record information of power utilization

5.One card is supplied for one user,which has fine cipher identification against counterfeit

6.Display residual electricity,accunulate and alarm electricity

7.Can read user power utiliztion informaion backward

8.Test pulse of electric energy output

MAIN TECHNICAL DATA

1.Reference frequency 50Hz

2.Class index 1,2

3.Data protection:Data stored time after power off>=10 years

4.Output contact capacity of relay:AC 220V/10A

5.Conditions of environment:Specified working temperature:-20°C-45°C

                                               Utmost working temperature:-20°C-60 °C

                                               Relative humidity:<=85%(at environment temperature 23 °C )

                                               There shall be harmful substances causing corrosion in the air.

PRODUCE SPECIFICATION

Reference voltage	Basic current (max current)
3×57.7V/100V	3χ1.5(6)A   3χ3(6)A,5(6)A
3χ100V	3χ1.5(6)A   3χ3(6)A,5(6)A
3χ220V/380V	3χ1.5(6)A   3χ3(6)A  3χ5(20)A  3χ5(30)A
	3χ10(40)A   3χ15(60)A  3χ20(80)A  3χ30(100)A
3χ380V	3χ1.5(6)A   3χ3(6)A  3χ5(20)A  3χ5(30)A 3χ10(40)A   3χ15(60)A  3χ20(80)A  3χ30(100)A

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